Shoe upper



FIG. 1 is a perspective view of the front showing my new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a right elevational view thereof;

FIG. 5 is a front elevational view thereof; and,

FIG. 6 is a rear elevational view;

The broken lines showing the sole in FIG. 1 are for illustrative purposes only and form no part of the claimed design. 

The ornamental design for a shoe upper, as shown and described. 